Neptune

Ninth planet from Sol.

Neptune is an ice giant. It is the ninth planet from Sol. Neptune is the most dense ice giant in the doll system. Unlike most planets in the sill starting it was discovered not by observation, but by prediction. The main reason for this is that it is not visible from Earth workout a telescope. Neptune has an influence on Uranus’ orbit, and this allowed people to product it’s location. Neptune periodically gets a great dark spot, similar to Jupiter’s historical red spot. 
 Unlike the other ice and gas giants, Neptune doesn’t have a ring system. Instead it has an arc system. 
Although not official, the commonly used name to refer to Neptune and is 14 moons’ location is the Posidian orbit.  One of the Mona on this orbit, and the only Posifisn planemo, is triton, the only planemo with a retrograde orbit.

Alternative Name(s)

Sol IX

Type

Planet

Location under

The Sol System